Headlamps Inoperative - High Beams. Chevrolet PJJ 2000

For 1990-2009 cars

Step | Action | Yes | No
--- | --- | --- | ---
1 | Was the Lighting Systems Diagnostic System Check Performed? | Go to Step 2 | Go to A Diagnostic System Check - Lighting Systems

2

1. Turn the headlamp switch to the high beam position.
2. Backprobe in order to test for battery voltage at terminal B of the headlamp switch connector. Refer to Circuit Testing and Wiring Repairs in Wiring Systems.

Was battery voltage present?

Go to Step 4

Go to Step 3

3 | Replace the headlamp switch assembly. Refer to Headlamp Switch Replacement. Did you complete the replacement? | System OK | --
4 | Test for an open in CKT 1200 between the headlamp switch assembly and each headlamp assembly. Refer to Circuit Testing and Wiring Repairs in Wiring Systems. Was a condition found and corrected? | System OK | Go to Step 5
5 | Inspect for poor connections at each headlamp assembly and terminal B of C101. Refer to Testing for Intermittent and Poor Connections and Connector Repairs in Wiring Systems. Did you find and correct the condition? | System OK | Go to Step 6
6 | Replace the left and right headlamp bulbs. Refer to Headlamp Bulb Replacement. Did you complete the replacement? | System OK | --